[mythtv-users] CPU performance governor vs disabling AMD Cool n Quiet

[Jelte Veldstra]

> An update: I took my kill-a-watt over to my sister's and found the power
> draw at idle was pretty much the same no matter what the CPU frequency
> was set to, within 2 watts. And it seemed to me that playback of 1080i
> content was smoothest at the max CPU frequency. So I took the easy route
> and just disabled Cool n Quiet in the BIOS. That way, I've got fewer
> things to remember to configure when the time comes to install a newer
> OS/distro.
>
>
I have had a lot of success using cpupowerd:
http://sourceforge.net/projects/cpupowerd/

This also allows undervolting the CPU and that's where the true power
savings are found!
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